lurker

n. someone who reads the messages in an Internet new group without out responding or participating. (Sometimes considered derogatory.) These lurkers read everything but never contribute.

Common Names:

Name	Pronounced	Usage
Lennox	LEN-əks	Scottish, English (Rare)
Clifton	['kliftən]
Izzy	IZ-ee	English
Obi	-	Western African, Igbo
Theodore	['θiədɔ:]
Serik	-	Kazakh